an Entity references as follows:
The Adventures of Tom Bombadil is a 1962 collection of poetry by J. R. R. Tolkien. The book contains 16 poems, two of which feature Tom Bombadil, a character encountered by Frodo Baggins in The Lord of the Rings. The rest of the poems are an assortment of bestiary verse and fairy tale rhyme. Three of the poems appear in The Lord of the Rings as well. The book is part of Tolkien's Middle-earth legendarium.